Home / 40,510.15-55,905.80-22,605.23

Finding the Fourth Proportional to 40,510.15, 55,905.80 and 22,605.23

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Solution

The fourth proportional to 40,510.15, 55,905.80 and 22,605.23 is: 31,196.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,510.15 : 55,905.80 = 22,605.23 : x
  2. Step 2: Convert to fraction form
    40,510.15/55,905.80 = 22,605.23/x
  3. Step 3: Cross multiply
    40,510.15x = 55,905.80 × 22,605.23
  4. Step 4: Simplify right side
    40,510.15x = 1,263,763,179.60
  5. Step 5: Solve for x
    x = 1,263,763,179.60/40,510.15
  6. Step 6: Final answer
    x = 31,196.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.